Answers: 2
Physics, 22.06.2019 17:50, manou76
Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
Physics, 22.06.2019 23:00, ramjand3062
Which of the following will cause an induced current in a coil of wire? the constant field of the earth passing through the coil a magnet resting near the coil a magnet being moved into or out of the coil a wire carrying a constant current near the coil
Answers: 3
Physics, 23.06.2019 01:40, coollid876
(8%) problem 12. a bowling ball of mass mb 3 kg 's rolled down the lane with a velocity ofy-2/ m s lt strikes a single remaining pin mp 0.93 kg head on. after the collision the bowling ball has a velocity (in the same direction) of v2 1.1 m/s. = ▲ 33% part (a) write an expression for the velocity of pin in the horizontal direction after the impact, im ,, 33% part (b) what is the pins speed in ms? 33% part (c) assuming the coefficient of friction s μ,-0.1. how far in meters could the pin slide before stopping if it doesn't topple?
Answers: 1
An ungraduated mercury thermometer attached to a millimeter
scale reads 22.8mm in ice and 242mm in...
Mathematics, 07.04.2021 17:50
Physics, 07.04.2021 17:50
Geography, 07.04.2021 17:50
Chemistry, 07.04.2021 17:50
History, 07.04.2021 17:50
History, 07.04.2021 17:50
Mathematics, 07.04.2021 17:50